package com.lanou3g.demo.cost.service;

import com.lanou3g.demo.entity.Cost;

import java.util.List;
import java.util.Map;

public interface ICostService {
    List<Cost> findAll(int start, int count);
    int insertOne(Cost cost);
    int updateOne(Cost cost);
    int stsrtOne(Cost cost);
    boolean deleteOne(Cost cost);
    Map<String,Integer> findTotal();

}
